JEE Mains 13-Apr-2023 Shift 2 Solved Paper

Section: Chemistry

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Question : 73 of 90

Marks: +1, -0

The covalency and oxidation state respectively of boron in [BF4]−, are :

[13-Apr-2023 shift 2]

3 and 5
4 and 3
4 and 4
3 and 4

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